svn-gvsig-desktop / tags / v1_0_2_Build_892 / libraries / libFMap / src / com / iver / cit / gvsig / fmap / layers / VectorialDBAdapter.java @ 10278
History | View | Annotate | Download (7.41 KB)
| 1 | 1100 | fjp | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
|
|---|---|---|---|
| 2 | *
|
||
| 3 | * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
|
||
| 4 | *
|
||
| 5 | * This program is free software; you can redistribute it and/or
|
||
| 6 | * modify it under the terms of the GNU General Public License
|
||
| 7 | * as published by the Free Software Foundation; either version 2
|
||
| 8 | * of the License, or (at your option) any later version.
|
||
| 9 | *
|
||
| 10 | * This program is distributed in the hope that it will be useful,
|
||
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
| 13 | * GNU General Public License for more details.
|
||
| 14 | *
|
||
| 15 | * You should have received a copy of the GNU General Public License
|
||
| 16 | * along with this program; if not, write to the Free Software
|
||
| 17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
|
||
| 18 | *
|
||
| 19 | * For more information, contact:
|
||
| 20 | *
|
||
| 21 | * Generalitat Valenciana
|
||
| 22 | * Conselleria d'Infraestructures i Transport
|
||
| 23 | * Av. Blasco Ib??ez, 50
|
||
| 24 | * 46010 VALENCIA
|
||
| 25 | * SPAIN
|
||
| 26 | *
|
||
| 27 | * +34 963862235
|
||
| 28 | * gvsig@gva.es
|
||
| 29 | * www.gvsig.gva.es
|
||
| 30 | *
|
||
| 31 | * or
|
||
| 32 | *
|
||
| 33 | * IVER T.I. S.A
|
||
| 34 | * Salamanca 50
|
||
| 35 | * 46005 Valencia
|
||
| 36 | * Spain
|
||
| 37 | *
|
||
| 38 | * +34 963163400
|
||
| 39 | * dac@iver.es
|
||
| 40 | */
|
||
| 41 | 214 | fernando | package com.iver.cit.gvsig.fmap.layers; |
| 42 | |||
| 43 | 1691 | fjp | import java.awt.geom.Rectangle2D; |
| 44 | 2183 | fernando | import java.io.IOException; |
| 45 | 1691 | fjp | import java.sql.Connection; |
| 46 | import java.sql.ResultSet; |
||
| 47 | import java.sql.SQLException; |
||
| 48 | import java.sql.Statement; |
||
| 49 | |||
| 50 | import com.hardcode.driverManager.DriverLoadException; |
||
| 51 | 1034 | vcaballero | import com.hardcode.gdbms.engine.data.DataSource; |
| 52 | 1691 | fjp | import com.hardcode.gdbms.engine.data.DataSourceFactory; |
| 53 | import com.hardcode.gdbms.engine.data.NoSuchTableException; |
||
| 54 | 1828 | fernando | import com.hardcode.gdbms.engine.data.driver.ObjectDriver; |
| 55 | 3248 | fjp | import com.hardcode.gdbms.engine.values.Value; |
| 56 | 651 | fernando | import com.iver.cit.gvsig.fmap.DriverException; |
| 57 | 3248 | fjp | import com.iver.cit.gvsig.fmap.core.DefaultFeature; |
| 58 | 1691 | fjp | import com.iver.cit.gvsig.fmap.core.FShape; |
| 59 | 3248 | fjp | import com.iver.cit.gvsig.fmap.core.IFeature; |
| 60 | 305 | fjp | import com.iver.cit.gvsig.fmap.core.IGeometry; |
| 61 | 3268 | fjp | import com.iver.cit.gvsig.fmap.drivers.DBLayerDefinition; |
| 62 | 214 | fernando | import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
| 63 | 2183 | fernando | import com.iver.cit.gvsig.fmap.drivers.IFeatureIterator; |
| 64 | 214 | fernando | import com.iver.cit.gvsig.fmap.drivers.VectorialDatabaseDriver; |
| 65 | |||
| 66 | 1034 | vcaballero | |
| 67 | |||
| 68 | 214 | fernando | /**
|
| 69 | 1034 | vcaballero | * Adapta un driver de base de datos vectorial a la interfaz vectorial,
|
| 70 | * manteniendo adem?s el estado necesario por una capa vectorial de base de
|
||
| 71 | * datos (par?metros de la conexi?n)
|
||
| 72 | 214 | fernando | */
|
| 73 | 4171 | fjp | public class VectorialDBAdapter extends VectorialAdapter implements ISpatialDB { |
| 74 | 1691 | fjp | private int numReg=-1; |
| 75 | 3959 | caballero | private SelectableDataSource ds = null; |
| 76 | 1034 | vcaballero | /**
|
| 77 | * incrementa el contador de las veces que se ha abierto el fichero.
|
||
| 78 | * Solamente cuando el contador est? a cero pide al driver que conecte con
|
||
| 79 | * la base de datos
|
||
| 80 | */
|
||
| 81 | public void start() { |
||
| 82 | 2183 | fernando | try {
|
| 83 | ((VectorialDatabaseDriver)driver).open(); |
||
| 84 | } catch (DriverException e) {
|
||
| 85 | // TODO Auto-generated catch block
|
||
| 86 | e.printStackTrace(); |
||
| 87 | } |
||
| 88 | 1034 | vcaballero | } |
| 89 | 214 | fernando | |
| 90 | 1034 | vcaballero | /**
|
| 91 | * decrementa el contador de n?mero de aperturas y cuando llega a cero pide
|
||
| 92 | * al driver que cierre la conexion con el servidor de base de datos
|
||
| 93 | */
|
||
| 94 | public void stop() { |
||
| 95 | 2183 | fernando | ((VectorialDatabaseDriver)driver).close(); |
| 96 | 1034 | vcaballero | } |
| 97 | 214 | fernando | |
| 98 | 4171 | fjp | /* (non-Javadoc)
|
| 99 | * @see com.iver.cit.gvsig.fmap.layers.ISpatialDB#getFeatureIterator(java.awt.geom.Rectangle2D, java.lang.String)
|
||
| 100 | 1034 | vcaballero | */
|
| 101 | 2183 | fernando | /* public Connection getConnection()
|
| 102 | 1691 | fjp | {
|
| 103 | return ((VectorialDatabaseDriver)driver).getConnection();
|
||
| 104 | 2183 | fernando | }*/
|
| 105 | /* public IFeatureIterator getFeatureIterator(String sql) throws DriverException
|
||
| 106 | 1693 | fjp | {
|
| 107 | 2183 | fernando | return ((VectorialDatabaseDriver)driver).getFeatureIterator(sql);
|
| 108 | }*/
|
||
| 109 | public IFeatureIterator getFeatureIterator(Rectangle2D r, String strEPSG) throws DriverException |
||
| 110 | {
|
||
| 111 | return ((VectorialDatabaseDriver)driver).getFeatureIterator(r, strEPSG);
|
||
| 112 | 1693 | fjp | } |
| 113 | 3959 | caballero | |
| 114 | 4171 | fjp | /* (non-Javadoc)
|
| 115 | * @see com.iver.cit.gvsig.fmap.layers.ISpatialDB#getFeatureIterator(java.awt.geom.Rectangle2D, java.lang.String, java.lang.String[])
|
||
| 116 | */
|
||
| 117 | 3268 | fjp | public IFeatureIterator getFeatureIterator(Rectangle2D r, String strEPSG, String[] alphaNumericFieldsNeeded) throws DriverException |
| 118 | {
|
||
| 119 | return ((VectorialDatabaseDriver)driver).getFeatureIterator(r, strEPSG, alphaNumericFieldsNeeded);
|
||
| 120 | } |
||
| 121 | 3959 | caballero | |
| 122 | 4171 | fjp | /* (non-Javadoc)
|
| 123 | * @see com.iver.cit.gvsig.fmap.layers.ISpatialDB#getFields()
|
||
| 124 | */
|
||
| 125 | 2183 | fernando | public String[] getFields() |
| 126 | 1691 | fjp | {
|
| 127 | 3959 | caballero | return ((VectorialDatabaseDriver)driver).getFields();
|
| 128 | 1691 | fjp | } |
| 129 | 4171 | fjp | /* (non-Javadoc)
|
| 130 | * @see com.iver.cit.gvsig.fmap.layers.ISpatialDB#getWhereClause()
|
||
| 131 | */
|
||
| 132 | 1691 | fjp | public String getWhereClause() |
| 133 | {
|
||
| 134 | return ((VectorialDatabaseDriver)driver).getWhereClause();
|
||
| 135 | } |
||
| 136 | 4171 | fjp | /* (non-Javadoc)
|
| 137 | * @see com.iver.cit.gvsig.fmap.layers.ISpatialDB#getTableName()
|
||
| 138 | */
|
||
| 139 | 1691 | fjp | public String getTableName() |
| 140 | {
|
||
| 141 | return ((VectorialDatabaseDriver)driver).getTableName();
|
||
| 142 | } |
||
| 143 | 3959 | caballero | |
| 144 | |||
| 145 | 214 | fernando | /**
|
| 146 | * @see com.iver.cit.gvsig.fmap.layers.ReadableVectorial#getShape(int)
|
||
| 147 | */
|
||
| 148 | 305 | fjp | public IGeometry getShape(int index) throws DriverIOException { |
| 149 | 1691 | fjp | IGeometry geom = null;
|
| 150 | 3271 | fjp | try {
|
| 151 | geom = ((VectorialDatabaseDriver)driver).getShape(index); |
||
| 152 | } catch (IOException e) { |
||
| 153 | throw new DriverIOException(e); |
||
| 154 | } |
||
| 155 | 1691 | fjp | return geom;
|
| 156 | 214 | fernando | } |
| 157 | |||
| 158 | /**
|
||
| 159 | 369 | fernando | * @see com.iver.cit.gvsig.fmap.layers.ReadableVectorial#getShapeType()
|
| 160 | */
|
||
| 161 | public int getShapeType() throws DriverIOException { |
||
| 162 | 2183 | fernando | return ((VectorialDatabaseDriver)driver).getShapeType();
|
| 163 | 369 | fernando | } |
| 164 | 408 | fernando | |
| 165 | /**
|
||
| 166 | * @see com.iver.cit.gvsig.fmap.layers.VectorialAdapter#getRecordset()
|
||
| 167 | */
|
||
| 168 | 3959 | caballero | public SelectableDataSource getRecordset() throws DriverLoadException { |
| 169 | 1828 | fernando | if (driver instanceof ObjectDriver) |
| 170 | 1691 | fjp | {
|
| 171 | 3207 | fjp | if (ds == null) |
| 172 | {
|
||
| 173 | String name = LayerFactory.getDataSourceFactory().addDataSource((ObjectDriver)driver);
|
||
| 174 | try {
|
||
| 175 | 10171 | fjp | ds = new SelectableDataSource(LayerFactory.getDataSourceFactory().createRandomDataSource(name, DataSourceFactory.MANUAL_OPENING));
|
| 176 | 3207 | fjp | } catch (NoSuchTableException e) {
|
| 177 | throw new RuntimeException(e); |
||
| 178 | } catch (com.hardcode.gdbms.engine.data.driver.DriverException e) {
|
||
| 179 | throw new RuntimeException(e); |
||
| 180 | } |
||
| 181 | 3959 | caballero | } |
| 182 | 1691 | fjp | } |
| 183 | return ds;
|
||
| 184 | 408 | fernando | } |
| 185 | 546 | fernando | |
| 186 | 3268 | fjp | /* (non-Javadoc)
|
| 187 | * @see com.iver.cit.gvsig.fmap.layers.VectorialAdapter#getFeature(int)
|
||
| 188 | */
|
||
| 189 | public IFeature getFeature(int numReg) throws DriverException { |
||
| 190 | IGeometry geom; |
||
| 191 | IFeature feat = null;
|
||
| 192 | try {
|
||
| 193 | geom = getShape(numReg); |
||
| 194 | DataSource rs = getRecordset();
|
||
| 195 | int idFieldID = getLyrDef().getIdFieldID();
|
||
| 196 | Value[] regAtt = new Value[rs.getFieldCount()]; |
||
| 197 | String theID = null; |
||
| 198 | for (int fieldId=0; fieldId < rs.getFieldCount(); fieldId++ ) |
||
| 199 | 3959 | caballero | {
|
| 200 | 3268 | fjp | regAtt[fieldId] = rs.getFieldValue(numReg, fieldId); |
| 201 | if (fieldId == idFieldID)
|
||
| 202 | theID = regAtt[fieldId].toString(); |
||
| 203 | } |
||
| 204 | 3959 | caballero | |
| 205 | 3268 | fjp | feat = new DefaultFeature(geom, regAtt, theID);
|
| 206 | } catch (DriverIOException e) {
|
||
| 207 | throw new DriverException(e); |
||
| 208 | } catch (DriverLoadException e) {
|
||
| 209 | throw new DriverException(e); |
||
| 210 | } catch (com.hardcode.gdbms.engine.data.driver.DriverException e) {
|
||
| 211 | throw new DriverException(e); |
||
| 212 | } |
||
| 213 | return feat;
|
||
| 214 | } |
||
| 215 | |||
| 216 | 4171 | fjp | /* (non-Javadoc)
|
| 217 | * @see com.iver.cit.gvsig.fmap.layers.ISpatialDB#getLyrDef()
|
||
| 218 | */
|
||
| 219 | 3268 | fjp | public DBLayerDefinition getLyrDef()
|
| 220 | {
|
||
| 221 | return ((VectorialDatabaseDriver)driver).getLyrDef();
|
||
| 222 | } |
||
| 223 | 4181 | fjp | |
| 224 | public int getRowIndexByFID(IFeature feat) { |
||
| 225 | return ((VectorialDatabaseDriver) driver).getRowIndexByFID(feat);
|
||
| 226 | } |
||
| 227 | 214 | fernando | } |